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Control Systems

Control Systems
A second order control system has F(jω) = 100/(100 - ω² + 10√2 jω). Find the resonant peak?

 0.707
 0.5
 1
 1.5

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Control Systems
The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at

 -2,2
 -2,-2
 -2+j,-2-j
 -2,-1

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Control Systems
A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance?

 5 sec
 2 sec
 10 sec
 4 sec

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Control Systems
A negative feedback closed loop control system is supplied to an input of 5 volt. The system has a forward gain of 1 and a feedback gain of 1. What is the output voltage?

 1.5 Volt.
  2.5 Volt.
 2.0 Volt.
  1.0 Volt.

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Control Systems
Settling time for 5% tolerance band is -------------

 4T.
 3T.
 5T.
 2T.

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Control Systems
The output of the system has an effect upon the input quantity, then the system is a

 either 1 or 2.
 open loop control system.
 closed loop control system.
None of these

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